\begin{tabular}{l*{5}{c}} \toprule
                    &\multicolumn{1}{c}{(1)}&\multicolumn{1}{c}{(2)}&\multicolumn{1}{c}{(3)}&\multicolumn{1}{c}{(4)}\\
\midrule
\textbf{Panel A:} Brazil&                      &                      &                      &                      \\
\addlinespace
Robust              &                -0.029&                -0.025&                -0.047&                -0.036\\
                    &       [-0.044,-0.014]&       [-0.038,-0.011]&       [-0.067,-0.028]&       [-0.054,-0.019]\\
\midrule
\textit{N}          &                 59054&                169986&                 36492&                 99970\\
Main bandwidth      &                  1.52&                  4.37&                  0.95&                  2.57\\
Bias bandwidth      &                  6.62&                 10.29&                  6.62&                 10.29\\


\midrule
\textbf{Panel B:} Colombia&                      &                      &                      &                      \\
\addlinespace
Robust              &                 0.048&                 0.047&                 0.044&                 0.038\\
                    &         [0.030,0.065]&         [0.029,0.066]&         [0.023,0.066]&         [0.016,0.060]\\
\midrule
\textit{N}          &                 34526&                 72163&                 23618&                 49302\\
Main bandwidth      &                  3.25&                  7.38&                  2.21&                  4.75\\
Bias bandwidth      &                 14.68&                 14.24&                 14.68&                 14.24\\


\midrule
\textbf{Panel C:} Denmark&                      &                      &                      &                      \\
\addlinespace
Robust              &                 0.281&                 0.247&                 0.265&                 0.223\\
                    &         [0.241,0.321]&         [0.202,0.291]&         [0.221,0.308]&         [0.175,0.270]\\
\midrule
\textit{N}          &                  6530&                  7757&                  5943&                  7081\\
Main bandwidth      &                  3.58&                  6.44&                  2.75&                  4.76\\
Bias bandwidth      &                 14.00&                 17.62&                 14.00&                 17.62\\


\midrule
\textbf{Panel D:} Finland&                      &                      &                      &                      \\
\addlinespace
Robust              &                 0.064&                 0.108&                 0.053&                 0.065\\
                    &         [0.039,0.089]&         [0.088,0.129]&         [0.022,0.085]&         [0.040,0.091]\\
\midrule
\textit{N}          &                 30664&                 99582&                 20350&                 78807\\
Main bandwidth      &                  0.96&                  3.43&                  0.68&                  2.33\\
Bias bandwidth      &                  5.54&                 13.24&                  5.54&                 13.24\\
Bandwidth selector  &                   MSE&                   MSE&                   CER&                   CER\\
Polynomial          &                Linear&             Quadratic&                Linear&             Quadratic\\
\bottomrule \end{tabular}
